{"type": "Feature", "geometry": null, "properties": {"lang": "fr", "regions": [{"name": "Chartreuse", "regionID": "FR-07"}], "weather": {"wind": [{"speeds": [25, 25, 25, 5], "altitude": "1500m"}, {"speeds": [30, 35, 30, 30], "altitude": "2000m"}], "comment": "Aper\u00e7u m\u00e9t\u00e9o pour le mercredi 24 d\u00e9cembre\nnuit matin apr\u00e8s-midi soir\n1 500 m\nante,\nde En matin\u00e9e, mer de nuage sous 1500m environ. En journ\u00e9e la mer de nuage s'\u00e9paissit et l'ambiance se\noide refroidit, le tout sous un l\u00e9ger vent de Nord.", "isotherm0": [2400, 2100, 300, 300]}, "tendency": [{"comment": "

km/h 30 km/h 30 km/h

Tendance du jeudi 25 d\u00e9cembre

Indice de risque faible

udi, risque faible. L'ambiance se radoucit \u00e0

ouveau et l'humidification du manteau

igeux reprend.

", "dangerRating": "low", "tendencyType": "steady"}], "validTime": {"endTime": "2025-12-24T23:59:59+00:00", "startTime": "2025-12-23T15:00:00Z"}, "bulletinID": "FR-07-2025-12-24-20251223151422", "customData": {"MF": {"date": "2025-12-24", "massif": "CHARTREUSE", "redigeAt": "2025-12-23T16:00:00", "triggered": "

Peu probables a priori.

Autres : Sur le massif la neige est souvent cro\u00fbt\u00e9e / regel\u00e9e, rendant parfois la progression d\u00e9licate sans \u00e9quipements adapt\u00e9s.

", "historical": {"wind": {"1500m": [5, 5, 5, 10, 20, 30, 35, 40, 45, 30, 20, 15, 25, 25, 20, 15, 15, 10, 20, 30, 40, 30, 25, 10, 10, 10, 10, 25], "2000m": [15, 5, 10, 30, 40, 50, 70, 70, 70, 55, 40, 30, 55, 45, 35, 40, 40, 20, 30, 45, 55, 45, 40, 20, 20, 25, 20, 30]}, "snowLine": {"north": [1200, null, null, 1200, null, 1200, null], "south": [null, 1300, null, 1300, null, 1300, null]}, "freshSnow": [0, 0, 0, 0, 1, 0, 0]}, "source_file": "BRA.CHARTREUSE.2025-12-23.pdf", "spontaneous": "

Peu probable.

", "typicalAvalancheSituations": ["pas de situation pr\u00e9dominante"]}}, "highlights": "PEU DE NEIGE, SOUVENT STABLE...", "dangerRatings": [{"valid": true, "elevation": {"lowerBound": null, "upperBound": null}, "mainValue": "low"}], "publicationTime": "2025-12-23T15:14:22Z", "avalancheActivity": {"comment": "

Peu probable.

Peu probables a priori.

Autres : Sur le massif la neige est souvent cro\u00fbt\u00e9e / regel\u00e9e, rendant parfois la progression d\u00e9licate sans \u00e9quipements adapt\u00e9s.

", "highlights": "PEU DE NEIGE, SOUVENT STABLE..."}, "avalancheProblems": [{"order": 1, "aspects": [], "satLabel": "pas de situation pr\u00e9dominante", "elevation": {}, "problemType": "no_distinct_avalanche_problem"}], "snowpackStructure": {"comment": "

Situation avalancheuse typique

pas de situation pr\u00e9dominante

Enneigement devenant faible sur le massif, avec un manteau neigeux stable.

D\u00e9parts spontan\u00e9s : Peu probable.

D\u00e9clenchements provoqu\u00e9s : Peu probables a priori.

Autres : Sur le massif la neige est souvent cro\u00fbt\u00e9e / regel\u00e9e, rendant parfois la progression d\u00e9licate sans \u00e9quipements adapt\u00e9s.

"}}}